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They will now be rated at AHAM standards based on the recent US Department of Energy ruling
stimulates microbial activity to improve germination
Distinct black color helps make it easy to see potentially hazardous powders/substances
pH LOWER "standard strength" House Plant Shop 0H (PL) Shipping Weight 0Stabilize your pH with this easy to use pH buffer Importance of proper pH The pH of a solution is a measure of the acidity or alkalinity. pH is measured on a scale of 0 14 with the pH concentration in pure water being neutral (7. 0). Values less than (7. 0) are acidic and those greater are alkaline. The pH of a nutrient solution regulates the chemical bonding between the plant and essential elements. This relationship creates the proper environment
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